Ready to watch NCIS online? This is your chance to relive all of the team's cases, exchanges and decisions, while catching up on anything you may have missed on the long-running and increasingly popular CBS drama.

Tracking a Serial Killer - NCIS
Watch NCIS Season 19 Episode 2
"Nearly Departed"
Original Air Date:

On NCIS Season 19 Episode 2, while trying to find the serial killer, Gibbs and the NCIS team discover another person has been tracking the case as well.

Searching For Gibbs - NCIS
Watch NCIS Season 19 Episode 1
"Blood in the Water"
Original Air Date:

On NCIS Season 19 Episode 1, as the team searches for Gibbs after wreckage from his boat is discovered, they find out that he had been tracking a serial killer.

Onto Them - NCIS
Watch NCIS Season 18 Episode 16
"Rule 91"
Original Air Date:

On NCIS Season 18 Episode 16, Gibbs and Marcie realize that the killer they've been tracking may be onto them while Bishop is implicated in an NSA leak.

Members Are Killed - NCIS
Watch NCIS Season 18 Episode 15
"Blown Away"
Original Air Date:

On NCIS Season 18 Episode 15, when members of an NCIS REACT team are killed during an explosion, the lone surviving member helps crack the case using high-tech body armor.

Phineas and Gibbs - NCIS
Watch NCIS Season 18 Episode 14
"Unseen Improvements"
Original Air Date:

On NCIS Season 18, Episode 14, the NCIS team tracks a stolen laptop to the uncle of a young boy, Phineas, who happens to be Gibbs' former neighbor.

A Biker's Death - NCIS
Watch NCIS Season 18 Episode 13
"Misconduct"
Original Air Date:

On NCIS Season 18 Episode 13, the team investigates a biker killed in a hit and run, and Gibbs testifies against a financial advisor who stole from his Navy clients.

Torres' Estranged Father - NCIS
Watch NCIS Season 18 Episode 12
"Sangre"
Original Air Date:

On NCIS Season 18 Episode 12, evidence from the stabbing of a Marine Sergeant leads Torres to meet his father, Miguel, who left when he was a child.

COVID Compliance Duty - NCIS
Watch NCIS Season 18 Episode 11
"Gut Punch"
Original Air Date:

On NCIS Season 18 Episode 11, Vance assigns the team to COVID compliance duty at a foreign affairs summit, where there's a link to another team's case.

A Dogfighting Ring - NCIS
Watch NCIS Season 18 Episode 10
"Watchdog"
Original Air Date:

On NCIS Season 18 Episode 10, the NCIS team uncovers a secret dogfighting ring and events lead to an unexpected move by one of the team members.

Frozen To Death - NCIS
Watch NCIS Season 18 Episode 9
"Winter Chill"
Original Air Date:

On NCIS Season 18 Episode 9, the team dives into the competitive world of food trucks after finding a man frozen to death in the back of one.

You're in for some excitement, some danger, a lot of criminal activity investigation and even occasionally a little romance when you watch NCIS online. NCIS stands for Naval Criminal Investigative Service, and involves eight characters, all of whom operate as a cohesive NCIS team, but also serve as each other's friends. The lead guy is Leroy Jethro Gibbs, played by Mark Harmon - a no-nonsense leader who demands a top-notch performance from each of his team mates. Gibbs' boss is Leon Vance, who is played by Rocky Carroll. Leon provides overall direction for three different NCIS services. Gibbs' second in command is Tony DiNozzo, a younger version of Gibbs. Tony likes movies a lot and can drop quotes from some of the classics at a moment's notice. One of Tony's best friends and oldest team mates is Timothy McGee, who is played by Sean Murray. Tim is a computer geek who is able to hack into systems whenever necessary to save lives and advance the investigation. NCIS' medical examiner team is Donald "Ducky" Mallard, played by David McCallum, and his assistant Jimmy Palmer, played by Brian Dietzen. Abby Sciuto is the team's forensic scientist and moral support for the team. The newest member and final member of the team is Emily Wickersham, a woman who has amazing recall and can memorize a book. You can meet all of these fascinating characters as they get called in time and again to resolve murders, crimes and even terrorist activities, when you watch NCIS online!

NCIS Quotes

Bishop: Seriously? How'd you get that?
Tony: Well, it's like Gorillas in the Midst. You'll get to understand his grunts.

Torres: When I break out the glass, maybe I can rip out the bars.
Bishop: With what? Your superhuman strength?